import { Link, useNavigate } from 'react-router-dom'
import { Card, Breadcrumb, Form, Button, Radio, DatePicker, Select, Popconfirm } from 'antd'
//引入汉化包
import locale from 'antd/es/date-picker/locale/zh_CN'
// 导入资源
import { Table, Tag, Space } from 'antd'
import { EditOutlined, DeleteOutlined } from '@ant-design/icons'
import img404 from '@/assets/error.png'
import { useChannel } from '@/hooks/useChannel'
import { useEffect, useState } from 'react'
import { getArticleListAPI, deleteArticleAPI } from '@/apis/article'

const { Option } = Select
const { RangePicker } = DatePicker

const Article = () => {
  const { channelList } = useChannel()
  const navigate = useNavigate()
  //定义状态枚举
  const status = {
    1:<Tag color="warning">待审核</Tag>,
    2:<Tag color="purple">审核通过</Tag>
  }

  // 准备列数据
  const columns = [
    {
      title: '封面',
      dataIndex: 'cover',
      width: 120,
      render: cover => {
        return <img src={cover.images[0] || img404} width={80} height={60} alt="" />
      }
    },
    {
      title: '标题',
      dataIndex: 'title',
      width: 220
    },
    {
      title: '状态',
      dataIndex: 'status',
      //data === 1 => 待审核
      //data === 2 => 审核通过
      render: data => status[data]

    },
    {
      title: '发布时间',
      dataIndex: 'pubdate'
    },
    {
      title: '阅读数',
      dataIndex: 'read_count'
    },
    {
      title: '评论数',
      dataIndex: 'comment_count'
    },
    {
      title: '点赞数',
      dataIndex: 'like_count'
    },
    {
      title: '操作',
      render: data => {
        return (
          <Space size="middle">
            <Button type="primary" shape="circle" icon={<EditOutlined />} onClick={() => navigate(`/publish?id=${data.id}`)} />
            <Popconfirm
              title="确认删除该条文章吗?"
              onConfirm={() => delArticle(data)}
              okText="确认"
              cancelText="取消"
            >
              <Button
                type="primary"
                danger
                shape="circle"
                icon={<DeleteOutlined />}
              />
            </Popconfirm>

          </Space>

        )
      }
    }
  ]

  // 文章列表数据管理
  const [article, setArticleList] = useState({
      list: [],
      count: 0
  })
  const [params, setParams] = useState({
    page: 1,
    per_page: 10,
    begin_pubdate: null,
    end_pubdate: null,
    status: null,
    channel_id: null
  })


  useEffect(() => {
    async function fetchArticleList () {
      const res = await getArticleListAPI(params)
      const { results, total_count } = res.data
      setArticleList({
        list: results,
        count: total_count
      })
    }
    fetchArticleList()
  }, [params])

  function onFinish(formValue) {
    setParams({
      ...params,
      channel_id: formValue.id,
      status: formValue.status,
      begin_pubdate: formValue.date[0].format('YYYY-MM-DD') || null,
      end_pubdate: formValue.date[1].format('YYYY-MM-DD') || null,
    })
  }

  const pageChange = (page) => {
    // 拿到当前页参数 修改params 引起接口更新
    setParams({
      ...params,
      page
    })
  }

  // 删除回调
  const delArticle = async (data) => {
    await deleteArticleAPI(data.id)
    // 更新列表
    setParams({
      ...params,
    })
  }

  return (
    <div>
      <Card
        title={
          <Breadcrumb items={[
            { title: <Link to={'/'}>首页</Link> },
            { title: '文章列表' },
          ]} />
        }
        style={{ marginBottom: 20 }}
      >
        <Form initialValues={{ status: '' }} onFinish={onFinish}>
          <Form.Item label="状态" name="status">
            <Radio.Group>
              <Radio value={''}>全部</Radio>

              <Radio value={0}>草稿</Radio>

              <Radio value={2}>审核通过</Radio>

            </Radio.Group>

          </Form.Item>

          <Form.Item label="频道" name="channel_id">
            <Select
              placeholder="请选择文章频道"
              defaultValue="推荐"
              style={{ width: 120 }}
            >
              {channelList.map(item => (
                <Option key={item.id} value={item.id}>
                  {item.name}
                </Option>))}
            </Select>

          </Form.Item>

          <Form.Item label="日期" name="date">
            {/* 传入locale属性 控制中文显示*/}
            <RangePicker locale={locale}></RangePicker>

          </Form.Item>

          <Form.Item>
            <Button type="primary" htmlType="submit" style={{ marginLeft: 40 }}>
              筛选
            </Button>

          </Form.Item>

        </Form>

      </Card>
      {/*   表格区域     */}
      <Card title={`根据筛选条件共查询到 ${article.count} 条结果：`}>
        <Table rowKey="id" columns={columns} dataSource={article.list} pagination={{
          current: params.page,
          pageSize: params.per_page,
          onChange: pageChange,
          total: article.count
        }} />
      </Card>
    </div>

  )
}

export default Article